LAN, Switching and Routing

The Cisco LAN, Routing and Switching Technical Support Forum gives you access to participate in tech discussions and go through documents on Cisco LAN Switch, LAN Router, VLAN, Cisco Catalyst, Catalyst 6500, Catalyst 3550, Jabber Client, Nexus 7000, and other related issues. You can browse through latest tech topics popular among the community.

 

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Hello,I have a Cisco 2851 that I need to set up with 3 VLANs and a DMZ for an external public server. The internal clients also need access to the...
29 min 30 sec ago
cisco 2651XM routerIOS: c2600-ipbasek9-mz.124-9.T1.binfitted with NM-ES16 switch moduleI'm trying to do a backup over the lan (172.16.1.x) and the...
1 hour 38 min ago
HelloI'm looking to deploy 802.1x/mab on an Instant Access 1000 interface deployment. PACLs/dACLs will be used for security. Many of these ACLs wil...
4 hours 49 min ago
Hello all,I have some issues to configure auto smartport on a 3750x (12.2 55 SE3) ; we have dot1x activate on the pc and toip ports. We also have h...
5 hours 11 min ago
Hi Community,I have a stack of 3750G and i want to replace the master switch priority 15 coz of  faulty port . And I receive new switch from cisco ...
6 hours 14 min ago
         
IP SLA 325 3 0 0 0
Routers 2 0 0 0 0
Switches 6739 569 6 1 0
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discussion Etherchannel Simultaneous Primary and Sub-Interface Config
Last Reply 3 min ago.
31 0 0.0 7 mike0000111111
discussion VSS 2 nos of 6506 Switches with dual SUP (VS-S720-10G-3C) Each, VSS Active switch restart itself when perform Active SUP failover
Last Reply 18 min 9 sec ago.
0 0 5 2 vishal agavane
discussion cisco c2960x-48Lps-L
Last Reply 21 min 50 sec ago.
13 0 0.0 3 Cindy Toy
discussion Router hardware for 3 VLAN's and a DMZ
Last Reply 29 min 30 sec ago.
0 0 0.0 0 triden001
discussion DMVPN backup to dark fiber
Last Reply 48 min 18 sec ago.
64 0 0.0 10 Nick Cutting
discussion vlan interface will not respond to ping
Last Reply 1 hour 12 min ago.
19 0 0.0 5 Jon Marshall
discussion vlan confusion
Last Reply 1 hour 22 min ago.
0 0 0.0 8 Jon Marshall
discussion Routing 2 subnets within a VLAN - Diagram Attached
Last Reply 1 hour 25 min ago.
0 0 5 14 Jon Marshall
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0 0 0.0 0 tonyspcrepairs
discussion IOS Release 15.0.2-SE4 caveat related to aaa
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19 0 0.0 3 rakeshvelagala
discussion IOS XE and aaa
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5 0 0.0 4 richard.schultz1
discussion SM-ES3G-16-P
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0 0 0.0 1 TheDukeofBaghdad
discussion Remove login message
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0 0 0.0 1 Cisco Freak
discussion Question about demerit of process switching and cached based switching.
Last Reply 3 hours 38 min ago.
0 0 5 7 Jon Marshall
discussion GRE Tunnel on Catalyst 3850
Last Reply 3 hours 57 min ago.
0 0 0.0 1 Peter Paluch
discussion What image can i upgrade to on a WS-C3560-48PS-S switch?
Last Reply 4 hours 10 min ago.
34 0 0.0 11 jjones0021
discussion Ask for a problem with C3850
Last Reply 4 hours 24 min ago.
0 0 0.0 2 Richard Burts
discussion Instant Access - static sharing of ACLs
Last Reply 4 hours 49 min ago.
0 0 0.0 0 andrewswanson
discussion Catalyst 4500x-32
Last Reply 4 hours 55 min ago.
22 0 0.0 5 nap.deguzman
discussion Confused about output of show vlan id command
Last Reply 4 hours 55 min ago.
1 0 0.0 3 Bilal Nawaz
discussion Macro Help for access point
Last Reply 5 hours 11 min ago.
0 0 0.0 0 avedis set
discussion Can I use the power supply of 4507R into 4507R+E?
Last Reply 5 hours 27 min ago.
0 0 0.0 1 Reza Sharifi
discussion 4500 High CPU due to "K2CpuMan"
Last Reply 5 hours 35 min ago.
14 0 0.0 1 Muhammad Kashif...
discussion ACL inter-vlan routing
Last Reply 5 hours 57 min ago.
0 0 0.0 1 Jon Marshall
discussion 6800 ia upgrade loop on 6880-X w 15.1SY
Last Reply 5 hours 57 min ago.
2344 1 5 16 andrewswanson
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Single-sided vs double-sided vpc
Last Reply 11 min 22 sec ago.
8525
3.7
11 pnagpal
EEM Script for collecting data during Intermittent High CPU issue
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0 TCC_2
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2 dshornstein
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3829
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21851
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4 TCC_2
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5111
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34810
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Importance of BPDU Guard and BPDU Filter !!
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78858
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11 ganeshh.iyer
The VLAN goes to the administratively down state if two or more VLANs are configured
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27246
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3 TCC_2
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6 Aleksandar Vidakovic
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Subject Views Rating Comments Author
blog How do etherchannel HASH algorithm works and LOAD DISTRIBUTION happen?
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21483
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12 jakula
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7 Robert Taylor
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5 aninchat
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blog About "TestErrorCounterMonitor" in 6500/7600
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blog Parity Error.
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2256
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